MCQOPTIONS
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| 1. |
Which of the following is not true regarding three jaw chuck? |
| A. | if we rotate any one of three pinions, it may meshes with the teeth |
| B. | the scroll disc, which has a spiral groove cut on the bottom face meshes with the teeth on the jaws |
| C. | all these three jaws may be made to move simultaneously |
| D. | none of the mentioned |
| Answer» C. all these three jaws may be made to move simultaneously | |